What is kunecatechins (Veregen)?

Kunecatechins is used to treat external (on the outside of the body) genital and anal warts in adult patients.

Kunecatechins will not cure genital or anal warts, and will not keep you from spreading the warts to other people through sexual intercourse or skin-to-skin contact. Kunecatechins will not treat genital warts that are caused by the human papilloma virus (HPV).

Kunecatechins may also be used for purposes other than those listed in this medication guide.

What are the possible side effects of kunecatechins (Veregen)?

Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.

Wash off the ointment with mild soap and water and call your doctor at once if you have any of these serious side effects:

severe redness, burning, or itching of treated skin;

swelling, blisters, sores, or skin changes where the medicine was applied;

Less serious side effects may include mild stinging, itching, or irritation.

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

What is the most important information I should know about kunecatechins (Veregen)?

Before using kunecatechins, tell your doctor if you have human papilloma virus (HPV), HIV or AIDS, or a weak immune system (from disease or medications such as steroids, chemotherapy, or radiation treatments).

Kunecatechins will not cure genital or anal warts, and will not keep you from spreading the warts to other people through sexual intercourse or skin-to-skin contact. Kunecatechins will not treat genital warts that are caused by the human papilloma virus (HPV).

Keep using kunecatechins until your warts have completely cleared. Do not use this medication for longer than 16 weeks without your doctor's advice.

Call your doctor if your warts do not clear up, or if they go away and then come back after treatment.

Talk with your doctor about safe methods of preventing transmission of genital warts during sex.